/**
 * @license
 * Copyright Google Inc. All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
import { ComponentFactoryResolver, ComponentRef, ApplicationRef, Injector } from '@angular/core';
import { BasePortalHost, ComponentPortal, TemplatePortal } from './portal';
/**
 * A PortalHost for attaching portals to an arbitrary DOM element outside of the Angular
 * application context.
 *
 * This is the only part of the portal core that directly touches the DOM.
 */
export declare class DomPortalHost extends BasePortalHost {
    private _hostDomElement;
    private _componentFactoryResolver;
    private _appRef;
    private _defaultInjector;
    constructor(_hostDomElement: Element, _componentFactoryResolver: ComponentFactoryResolver, _appRef: ApplicationRef, _defaultInjector: Injector);
    /**
     * Attach the given ComponentPortal to DOM element using the ComponentFactoryResolver.
     * @param portal Portal to be attached
     */
    attachComponentPortal<T>(portal: ComponentPortal<T>): ComponentRef<T>;
    /**
     * Attaches a template portal to the DOM as an embedded view.
     * @param portal Portal to be attached.
     */
    attachTemplatePortal(portal: TemplatePortal): Map<string, any>;
    /**
     * Clears out a portal from the DOM.
     */
    dispose(): void;
    /** Gets the root HTMLElement for an instantiated component. */
    private _getComponentRootNode(componentRef);
}